πagarwalmath · 1st grade · Common Core 1.OA.B.3
🔄 Turn-around and make-ten
Use properties (3 + 8 = 8 + 3; make a ten first)
Name: ______________________Date: ____________
14 + 2 = 2 + ?
Answer: ______________
29 + 3 + 7 = ?
Answer: ______________
35 + 9 = 9 + ?
Answer: ______________
43 + 7 = 7 + ?
Answer: ______________
54 + 1 + 6 = ?
Answer: ______________
64 + 6 + 6 = 6 + ?
Answer: ______________
73 + 7 + 3 = ?
Answer: ______________
85 + 3 + 5 = 3 + ?
Answer: ______________
96 + 8 + 4 = 8 + ?
Answer: ______________
104 + 6 = 6 + ?
Answer: ______________
116 + 8 + 4 = ?
Answer: ______________
128 + 6 = 6 + ?
Answer: ______________
Answer key: Turn-around and make-ten
- 1. 4
- 2. 19
- 3. 5
- 4. 3
- 5. 11
- 6. 10
- 7. 13
- 8. 10
- 9. 10
- 10. 4
- 11. 18
- 12. 8
Practice this lesson online with games that adjust to your child: agarwalmath.com/math/1st-grade/add-properties